Home / 259,797,536.73-389,824,343.01-121,632,499.53

Finding the Fourth Proportional to 259,797,536.73, 389,824,343.01 and 121,632,499.53

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Solution

The fourth proportional to 259,797,536.73, 389,824,343.01 and 121,632,499.53 is: 182,508,694.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,797,536.73 : 389,824,343.01 = 121,632,499.53 : x
  2. Step 2: Convert to fraction form
    259,797,536.73/389,824,343.01 = 121,632,499.53/x
  3. Step 3: Cross multiply
    259,797,536.73x = 389,824,343.01 × 121,632,499.53
  4. Step 4: Simplify right side
    259,797,536.73x = 47,415,309,217,946,384
  5. Step 5: Solve for x
    x = 47,415,309,217,946,384/259,797,536.73
  6. Step 6: Final answer
    x = 182,508,694.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.